Finding the Fourth Proportional to 519,854,246.14, 779,616,736.71 and 170,019,484.06
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Solution
The fourth proportional to 519,854,246.14, 779,616,736.71 and 170,019,484.06 is: 254,975,382.67
Step by Step Solution
- Step 1: Write the proportion equation
519,854,246.14 : 779,616,736.71 = 170,019,484.06 : x - Step 2: Convert to fraction form
519,854,246.14/779,616,736.71 = 170,019,484.06/x - Step 3: Cross multiply
519,854,246.14x = 779,616,736.71 × 170,019,484.06 - Step 4: Simplify right side
519,854,246.14x = 132,550,035,339,975,072 - Step 5: Solve for x
x = 132,550,035,339,975,072/519,854,246.14 - Step 6: Final answer
x = 254,975,382.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.